Merck & Co., Inc. (MRK) — Insider Trading
Insider trading activity for Merck & Co., Inc. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 91
- Last trade date: Oct 1, 2026
- Ticker: MRK
Top Insiders
- Foard Brian (EVP, Specialty, Pharma, & ID) — 3 trades, buy: $0, sell: $0
- Davis Robert M (Chairman, CEO & President) — 5 trades, buy: $0, sell: $0
- Larson Betty D (EVP, Chief HR Officer) — 8 trades, buy: $0, sell: $0
- Li Dean Y (Executive VP & President, MRL) — 5 trades, buy: $0, sell: $0
- Litchfield Caroline (EVP & CFO) — 5 trades, buy: $0, sell: $0
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 30, 2026 | Coe Mary Ellen | MRK Merck & Co., Inc. | OTHER | 206.455 | $30K |
| Sep 30, 2026 | Karsanbhai Surendralal Lanca | MRK Merck & Co., Inc. | OTHER | 111.83 | $16K |
| Sep 30, 2026 | Seidman Christine E | MRK Merck & Co., Inc. | OTHER | 55.915 | $8K |
| Jun 30, 2026 | Coe Mary Ellen | MRK Merck & Co., Inc. | OTHER | 233.463 | $30K |
| Jun 30, 2026 | Karsanbhai Surendralal Lanca | MRK Merck & Co., Inc. | OTHER | 126.459 | $16K |
| Jun 30, 2026 | Seidman Christine E | MRK Merck & Co., Inc. | OTHER | 63.23 | $8K |
| May 29, 2026 | BAKER DOUGLAS M JR | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Craig Pamela J. | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | GLOCER THOMAS H | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | LAVIZZO-MOUREY RISA J | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Mayo Stephen | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Rothman Paul | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | RUSSO PATRICIA F | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Seidman Christine E | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | THULIN INGE G | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Coe Mary Ellen | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Karsanbhai Surendralal Lanca | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 29, 2026 | Warden Kathy J | MRK Merck & Co., Inc. | OTHER | 1,853.1 | $220K |
| May 5, 2026 | Guindo Chirfi | MRK Merck & Co., Inc. | OTHER | 19,402 | N/A |
| May 5, 2026 | Guindo Chirfi | MRK Merck & Co., Inc. | OTHER | 6,628 | N/A |